Cross reference · Sikorsky · Turnlock fastener receptacle

SS7001 cross referenceSouthco PR31, Boeing BACS22A, US Navy 1214AS, Northrop GR520G

SS7001 is a Sikorsky turnlock fastener receptacle series on 3 government stock numbers. Its closest equivalents are Southco PR31, Boeing BACS22A, US Navy 1214AS, Northrop GR520G. Each one is labeled with how strong the evidence is.

Equivalents in the government catalog

3 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

  • PR31SouthcoCatalog only, needs approvalon 2 of 3 stock numbers, 3 sizes
10 more on one stock number each: HS4145, PR31/2, PR31/21438, PR31/220938, PR31/27062, PR31/2X, PR31/2X215/16, PR35H, PR35HO, PR35X17/16
  • HS4145SouthcoCatalog only, needs approvalon 1 of 3 stock numbers
  • PR31/2SouthcoCatalog only, needs approvalon 1 of 3 stock numbers, 2 sizes
  • PR31/21438SouthcoCatalog only, needs approvalon 1 of 3 stock numbers
  • PR31/220938SouthcoCatalog only, needs approvalon 1 of 3 stock numbers
  • PR31/27062SouthcoCatalog only, needs approvalon 1 of 3 stock numbers
  • PR31/2XSouthcoCatalog only, needs approvalon 1 of 3 stock numbers, 2 sizes
  • PR31/2X215/16SouthcoCatalog only, needs approvalon 1 of 3 stock numbers
  • PR35HSouthcoCatalog only, needs approvalon 1 of 3 stock numbers, 2 sizes
  • PR35HOSouthcoCatalog only, needs approvalon 1 of 3 stock numbers
  • PR35X17/16SouthcoCatalog only, needs approvalon 1 of 3 stock numbers

Airframer and OEM drawings

  • BACS22ABoeingCatalog only, needs approvalon 2 of 3 stock numbers, 9 sizes
4 more on one stock number each: 1214AS, 9M841F, BACS22C, GR520G
  • 1214ASUS NavyCatalog only, needs approvalon 1 of 3 stock numbers
  • 9M841FBoeingCatalog only, needs approvalon 1 of 3 stock numbers, 2 sizes
  • BACS22CBoeingCatalog only, needs approvalon 1 of 3 stock numbers
  • GR520GNorthrop GrummanCatalog only, needs approvalon 1 of 3 stock numbers, 5 sizes

Plus 11 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

Get quotes for SS7001

Cited equivalents go on the request as acceptable alternates. Catalog-only listings do not.

Install tooling

SpecLok has no catalog family for SS7001. Tooling for the equivalents:

None of the equivalents is in the SpecLok catalog yet.

What the government paid

DLA awards on 1 of 3 stock numbers, 9 awards from 2023-11-24 to 2025-07-07.

Latest award per stock number: $12.50 each.

DLA production lead time: 120 to 330 days.

Per size in the table below.

DLA prices at DLA quantities, not a quote.Source

DLA award prices at DLA quantities and terms, not a commercial quote. Each award may bundle packaging, delivery and inspection terms that a commercial buy does not. Vendors are shown by CAGE code only.

Source: DLA FOIA Electronic Reading Room ↗, public FOIA releases. Files: 2023ContHist.zip/2023ContractHistory.txt, 2024ContHist.zip/2024ContractHistory.txt, contracthist2025.zip/contracthist2025.txt, 2026-09-16-1038_contracthist.zip/2026-09-16-1038_contracthist.txt.

Sizes by maker

3 stock numbers
Part numbers DLA FLIS lists for SS7001 and its equivalents, by stock number
NSNSS7001PR31BACS22A1214ASGR520GLast DLA price
5325-00-036-9305SS7001-102APR31-2-6-312BACS22A3201214AS122-3GR520G-250$12.50 2025-07
5325-00-993-0681SS7001-4APR31-22187
5325-00-672-3369SS7001-7ABACS22A9

Each row is one National Stock Number and the part numbers DLA FLIS lists on it, as written there. A blank means FLIS lists no part in that series on the stock number, not that the size does not exist.

Sources and how to read this page.Details

Reference numbers the Federal Logistics Information System records against the same National Stock Number. A supply-catalog cross-reference, not an engineering-approved interchangeability: confirm against the controlling drawing or spec before substituting. Only equivalents marked cited have a manufacturer or government document, linked with each.

Source: DLA Federal Logistics Information System, via DLA PUB LOG ↗ (FLIS Data Electronic Reading Room ↗), data as of 2025-03-18 (March 2025 snapshot). Federal supply class 5325 Fastening devices. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.

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