Acquisition method (AMC)
1
FSC 5310 × WASHER,CONCAVE
WASHER,CONCAVE
5310-01-319-6944 FSC 5310
NSN 5310-01-319-6944 (also written 5310013196944; NIIN 01-319-6944) is a washer, concave in Federal Supply Class 5310, Nuts and Washers. 9 manufacturer part numbers from 9 suppliers are on record. It was last purchased in Sep 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
R
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| HOLE DIAMETER AAUB | INCHES NOMINAL 0.333 |
| RADIUS ABGG | INCHES NOMINAL 0.260 |
| OUTSIDE DIAMETER ABKV | INCHES MINIMUM 0.465 AND INCHES MAXIMUM 0.475 |
| MATERIAL THICKNESS ABPX | INCHES MINIMUM 0.110 AND INCHES MAXIMUM 0.120 |
| SPECIAL FEATURES FEAT | SOLID FILM LUBE,MIL-L-8937 MIL-L-8937 |
| MATERIAL MATT | OVERALL STEEL COMP 630 OR STEEL COMP 631 OR STEEL COMP 632 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD 1ST MATERIAL RESPONSE A-S 5643 OR ASSN STD 2ND MATERIAL RESPONSE A-S 5520 OR ASSN STD 3RD MATERIAL RESPONSE A-S 5528 |
| STYLE DESIGNATOR STYL | — |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 03A084-8L | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS |
| HL75-8DW | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| HL75-8DW | 14776 | SAFRAN CABIN STERLING, INC. |
| HL75-8DW | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| HL75-8DW | 5M902 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV VOI-SHAN PRODUCTS |
| HL75-8DW | 60516 | WEST COAST AEROSPACE, INC. |
| HL75-8DW | 73197 | HI-SHEAR CORPORATION |
| HL75-8DW | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
| HL75-8DW | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
—
Purchases
0
Total spend
—
Sep 29, 2026
Last purchased
1 · 1.0/yr
Purchase records
$316.84
Total demand
$316.84
Latest award total
Purchase history
No priced purchases on record for this NSN yet.
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Sep 29, 2026 | SPE4A626P0K75 ↗ | WESCO AIRCRAFT HARDWARE CORP. DBA INCORA | — | $316.84 |
Demand history
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
WESCO AIRCRAFT HARDWARE CORP. DBA INCORA
last award Sep 2026
HI-SHEAR CORPORATION
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC. DIV VOI-SHAN PRODUCTS
no award yet
no awards on record
Listed source LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS
no award yet
no awards on record
Listed source SAFRAN CABIN STERLING, INC.
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY
no award yet
no awards on record
Listed source WESCO AIRCRAFT HARDWARE CORP. DBA INCORA won the only award on record. WESCO AIRCRAFT HARDWARE CORP. DBA INCORA won without being a listed source.
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-09-30.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,CONCAVE." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-319-6944/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-319-6944/