Cross reference · MS (US military standards) · Extended washer self-locking nut
MS14144 cross reference
MS14144 is a extended washer self-locking nut series on 12 government stock numbers. Each one is labeled with how strong the evidence is.
- Issued by MS
- Item Extended washer self-locking nut
- Stock numbers 12
- Equivalents 5
- DLA paid $2.12 to $30.00
Equivalents in the government catalog
Catalog-only listings need engineering approval before you substitute.
Manufacturers
- 73781MSPS TechnologiesCatalog only, needs approvalon 2 of 12 stock numbers, 2 sizes
- RME9868ESNACatalog only, needs approvalon 2 of 12 stock numbers, 2 sizes
2 more on one stock number each: FASDS00199, FASDS00914
- FASDS00199Howmet Fastening SystemsCatalog only, needs approvalon 1 of 12 stock numbers
- FASDS00914Howmet Fastening SystemsCatalog only, needs approvalon 1 of 12 stock numbers
Airframer and OEM drawings
- GN512FPNorthrop GrummanCatalog only, needs approvalon 2 of 12 stock numbers, 2 sizes
Plus 5 reference numbers whose issuer SpecLok does not identify (distributors and catalog agencies are not named).
Get quotes for MS14144
Cited equivalents go on the request as acceptable alternates. Catalog-only listings do not.
Install tooling
SpecLok has no catalog family for MS14144. Tooling for the equivalents:
None of the equivalents is in the SpecLok catalog yet.
What the government paid
DLA awards on 2 of 12 stock numbers, 30 awards from 2023-04-20 to 2026-09-09.
Latest award per stock number: $2.12 to $30.00 each.
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
| NSN | MS14144 | 73781M | RME9868 | GN512FP | Last DLA price |
|---|---|---|---|---|---|
| 5310-01-132-4800 | MS14144-3 | ||||
| 5310-01-093-2474 | MS14144-4 | ||||
| 5310-01-660-6736 | MS14144-5 | ||||
| 5310-01-353-3851 | MS14144-6 | ||||
| 5310-01-658-3263 | MS14144-7 | ||||
| 5310-01-482-6452 | MS14144-8 | ||||
| 5310-01-668-4270 | MS14144-9 | ||||
| 5310-01-420-5135 | MS14144-10 | ||||
| 5310-01-581-2310 | MS14144-16 | ||||
| 5310-01-467-6355 | MS14144 | ||||
| 5310-01-160-5719 | MS14144-L12 | 73781M-1216 | RME9868-12 | GN512FP12 | $30.00 2026-09 |
| 5310-01-055-3852 | MS14144-L4 | 73781M428 | RME9868-4 | GN512FP4 | $2.12 2026-03 |
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 5310 Nuts and washers. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.
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