Acquisition method (AMC)
3
FSC 5310 × NUT ASSEMBLY,RETAINER RING
NUT ASSEMBLY,RETAINER RING
5310-01-657-8500 FSC 5310
NSN 5310-01-657-8500 (also written 5310016578500; NIIN 01-657-8500) is a nut assembly, retainer ring in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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.
Dimensioned drawing
Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.
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 |
|---|---|
| THREAD DIRECTION AAJF | RIGHT-HAND |
| NUT STYLE ACTA | — |
| THREAD CLASS AAJD | 3B |
| NUT LENGTH ACVN | INCHES MAXIMUM 1.580 |
| NUT HEIGHT ADEA | INCHES MAXIMUM 1.100 |
| END ITEM IDENTIFICATION AGAV | V-22 |
| WIDTH ACROSS FLATS ASDB | INCHES MAXIMUM 1.025 |
| NUT QUANTITY AZXC | 1 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| FEATURES PROVIDED CBBL | FLOATING NUT |
| THREAD QUANTITY PER INCH CMLP | 20 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.5000 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | NUT, DOME, SELF SEALING, SELF LOCKING, FLOATING, SPACER |
| SPECIAL FEATURES FEAT | OVERSIZED RIVET HOLES |
| MATERIAL MATT | NUT STEEL CORROSION RESISTING |
| MATERIAL MATT | SEAL RUBBER SILICONE CLASS Q |
| MATERIAL MATT | SHELL STEEL CORROSION RESISTING |
| MATERIAL MATT | WASHER STEEL CORROSION RESISTING |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | NUT ASSN STD SINGLE MATERIAL RESPONSE A-STT25 OR ASSN STD SINGLE MATERIAL RESPONSE A-S5732 OR ASSN STD SINGLE MATERIAL RESPONSE A-S5737 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | SEAL MIL SPEC SINGLE MATERIAL RESPONSE -IL-R-25988, TYE II, CLASS I, GRADE 60 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | SHELL ASSN STD SINGLE MATERIAL RESPONSE A-S5525 OR ASSN STD SINGLE MATERIAL RESPONSE A-S5732 OR ASSN STD SINGLE MATERIAL RESPONSE A-S5737 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | WASHER ASSN STD SINGLE MATERIAL RESPONSE A-S5525 OR ASSN STD SINGLE MATERIAL RESPONSE A-S5732 OR ASSN STD SINGLE MATERIAL RESPONSE A-S5737 |
| SURFACE TREATMENT SFTT | NUT SILVER |
| SURFACE TREATMENT SFTT | SHELL PASSIVATE |
| SURFACE TREATMENT SFTT | WASHER PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | NUT ASSN STD SINGLE TREATMENT RESPONSE A-S2410 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | SHELL MIL SPEC SINGLE TREATMENT RESPONSE -IL-S-5002 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | WASHER MIL SPEC SINGLE TREATMENT RESPONSE -IL-S-5002 |
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 |
|---|---|---|
| 203214 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| NS203214T8-1Q | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
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
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-6941 | Oct 27, 2026 | Nov 3, 2026 | 13 | Expired | View at DIBBS → |
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 27, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT ASSEMBLY,RETAINER RING." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-657-8500/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-657-8500/