1、. MILITARY SPECiFCAION PKOJECTILE, 20 MILLIMETEK, TARGET PKACPICE PGU-27/B MIL-P-85767(AS) 12 AUGUST 1986 This specification is approved for use within the Naval Air Systems Command, Department of the Navy and is available for us.e by all Departments and Agencies of the Department of Defense. 1, SCO
2、PE. 1.1 Scope. This specification establishes the requirements for manufac- ture and acceptance of the Projectile, 20 Millimeter (mm), Target Practice, PGU-27/B, referred to herein as the “projectile.“ Beneficial comments (recommendations, additions, deletions) and any per- tinent data which my be o
3、f use in improving thLs document ehould be addressed to: Commanding Officer, Naval Air Engineering Center, Systems Engineering -. and Standardization Department (SESD), Code 93, Lakehurst, NJ 08733-5100 , by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appear
4、ing at the end of this document, or by letter. AMSC N3935 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. - THIS DOCUMENT CONTAINS I PAGES. - - - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2 . APPLICABLE DOCUMHN
5、TS . 2.1 Government documents. 2.1.1 Specif icattons aiid stcindirr to be represented at the start of daily production and at 4-hour intervals thereafter. Appearance and weight of the coating shall be recorded. 4.5.4.2 Paint adhesion. The paint adhesion shall be in accordance with TT-C-490. The test
6、 shall be made on the painted bourrelet of each unit of the sample forward of the rotating band. Visible exposure of underlying phosphate coating of ferrous metal of any unit of the sample, as a result of the test, shall be recorded as a defect. sure of bare metal or underlying phosphate or organic
7、pretreatment shall be considered unsatisfactory if any of the following conditions exist: 4.5.4.3 Projectile coating defect criteria. Projectiles indicating expo- a. Any area exceeds 0.090 square inch. b. More than one area exceeds 0.045 square inch. C. More than five areas of 0.021 square inch. 15
8、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-57b7 23 7777706 03bb023 5- 4.5.4.4 Corrosion resistance. The corrosion resistance shall be in accordance with ASTM B117-64. The paint shall not be disturbed, but the rotating band and the unpainte
9、d surfaces of the sample projectiles shall be masked out by a wax coating or other suitable material. 4.6 Visual inspection. The projectile shall be subjected to a visual inspection in accordance with the applicable requirements of MIL-STD-651. Projectiles not meeting these requirements shall be rej
10、ected. 4.7 System safety. System safety testing shall be performed to meet the requirements of MIL-STD-882 to determine that all potential hazards are eliminated or controlled to a level acceptable throughout the entire life cycle of a system 4.8 Packaging, packing and marking inspection. Inspection
11、 for packaging, packing and marking shall comply with applicable requirements of Section 5. 5. PACKAGING. 5.1 Preservation. Each lot of projectile bodies, closure discs and nose caps sha1.l be preserved in accordance with MIL-STD-1169. 5.2 Packing. Each lot of projectile bodies, closure discs and no
12、se caps shall be packed in accordance with MIL-STD-1169. 5.3 Marking. Marking or labeling of packed containers shall comply with applicable requirements of MIL-STD-1169 and MIL-STD-130. 5.4 Documentation with shipment. When specified in the contract or purchase order (see 6.2.2), each shipment of pr
13、ojectiles shall include lot numbers and lot identification in accordance with MIL-STD-1168 and ammunition data cards in accordance with MIL-STD-1167. 6. NOTES. . 6.1 Intended use. These projectiles are intended for use in the M-61 and M-197 automatic weapon systems. F 6.2 Ordering data 6.2.1 Acquisi
14、tion requirements. Acquisition documents should specify the following: a. Title, number and date of this specification. b. Responsibility for inspection if different from 4.1. 16 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-C. Packing and marking
15、instructions (see 5.2 and 5.3). d. Provision for the shipment and testing of production lot samples for metal parts security. 6.2.2 Data requirements. When this specification is used in an acquisi- tion and data are required to be delivered, the data requirements iden- tified below should be develop
16、ed as specified by an approved Data Item Description (DD Form 1664) and delivered in accordance with the approved Contract Data Requirements List (CDRL), incorporated into the contract. When the provisions of DOD FAR Supplement, Part 27, Sub-Part 27.410-6 (DD Form 1423) are invoked and the DD form 1
17、423 is not used, the data specified below should be delivered by the contractor in accordance with the contract or purchase order requirements. Deliverable data required by this specifi- cation are cited in the following paragraphs. Paragraph no. Data requirement title Applicable DID no. Option 3.5
18、Safety Assessment Report DI-SAFT-80102 - 4.3, 4.4.4 Test Plans and Procedures DI-T-5204 - 4.3, 4.4.4 Tes t Reports DI-T-2072 - 5.4 Ammunition Data Card DI-MISC-80043 - (Data item descriptions related to this specification, and identified in Section 6, will be approved and listed as such in DOD 5000.
19、19L., Vol. II, AMSDL. Copies of data item descriptions required by the contractors in connection with specific acquisition functions should be obtained from the Naval Publications and Forms Center or as directed by the contracting officer .) 6.3 First article. When a first article inspection is requ
20、ired, the items should be a first article sample. The first article should consist of 50 projectiles. The contracting officer should include specific instructions in acquisition documents regarding arrangement for examina- tions, approval of first article test results and disposition of first articl
21、es. Invitations for bids should provide that the Government reserves the right to waive the requirement for samples for first article inspection to those bidders offering a product which has been previously acquired or tested by the Government, and that bidders offering such products, who wish to re
22、ly on such production or test, must furnish evidence with the bid that prior Government approval is presently appropriate for the pending contract. 17 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-5767 13 W 7777706 0366025 9 W 6.4 - AQLs. The
23、 optional use of AQL values for either individual defects or classes of defects, with individual major defect limitations, is intended to minimize inspection agency administrative burden that might result from an exclusive assignment of individual defect AQLe. The option also permits flexibility whe
24、re sampling inspection for acceptance it3 integrated Into the manufacturing procetiti. 6.5 Drawings. Drawings listed in Section 2 of this specification under the heading Department of the Amy may also include drawings prepared by and identified as Edgewood Arsenal, Frankford Arsenal, Rock Island Ars
25、enal, or Picatinny Arsenal drawings. Technical data originally prepared by these activities are now under the cognizance of the Department of the Army. 6.6 Explosives safety precautions. Minimum explosives safety pre- cautions for use by the contractor are detailed in DOD Instruction 4145.26#, DOD C
26、ontractors Safety Manual for Ammunition, Explosivee, and Related Dangerous Materfal. 6.7 Subject term (key word) listing. Ammunition PGU-2 7 /B Projectiles Small Arms Ammunition Training Ammunition 20 millimeter 18 Preparing activity Navy-( AS) (Project: 1305-N 102) I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
