Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,EXTENDED WASHER
NUT,SELF-LOCKING,EXTENDED WASHER
5310-00-576-5559 FSC 5310
NSN 5310-00-576-5559 (also written 5310005765559; NIIN 00-576-5559) is a nut, self-locking, extended washer in Federal Supply Class 5310, Nuts and Washers. 36 manufacturer part numbers from 10 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)
B
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. 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 |
|---|---|
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| OVERALL HEIGHT ABKW | INCHES MINIMUM 0.314 AND INCHES MAXIMUM 0.329 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WASHER OUTSIDE DIAMETER AAVX | INCHES MAXIMUM 0.443 |
| END ITEM IDENTIFICATION AGAV | W/S: AIRCRAFT, (AC-130H, MC-130H, EC-130E, HC-130); ENGINE, AIRCRAFT TF33-PW-102 (C-135E, EC-135H/K/P); ENGINE, AIRCRAFT TF33-P-3/5/9 (C/EC-135, B-52H); ENGINE, AIRCRAFT, TF33-100 (E3A/B/C); JOINT STARS TARGET RADAR SYSTEM; AIRCRAFT, STRATOFORTRESS B-52; ENGINE, AIRCRAFT, TF-33-P-7 (C-141A/B); AIRCRAFT, B-2 BOMBER (ATB); ENGINE, AIRCRAFT, F100-PW-200 (F-16A/B/C/D) |
| SPECIAL FEATURES FEAT | CHROMIC ACID DIPPED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 1,CL 3 QQ--416 |
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 550.0 |
| NUT STYLE ACTA | — |
| WASHER THICKNESS ADEM | INCHES NOMINAL 0.070 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE AISI1137 OR ASSN STD SINGLE MATERIAL RESPONSE A-S5024 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| MATERIAL MATT | OVERALL STEEL COMP 1137 |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.367 AND INCHES MAXIMUM 0.376 |
| THREAD QUANTITY PER INCH CMLP | 28 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.250 |
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 |
|---|---|---|
| 1DZH1835A-4PW | 019L2 | ESNA, LLC |
| 1DZH1835A-4PW | 72962 | HARVARD INDUSTRIES INC |
| 314721 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 372872 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 372872 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 372873 | 019L2 | ESNA, LLC |
| 372873 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| 372873 | 27238 | BRISTOL INDUSTRIES, LLC |
| 372873 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 372873 | 72962 | HARVARD INDUSTRIES INC |
| 372873 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 372873 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
| 372873 | R1120 | SATAIR A/S |
| 53546-428-59 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 53546-428S9 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 639298 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| 639298 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 639298 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 639299 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| 639299 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 640231 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 69415-428 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 69416-428 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 762643 | 27238 | BRISTOL INDUSTRIES, LLC |
| 762643 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| B00100-4 | 27238 | BRISTOL INDUSTRIES, LLC |
| D52Z1835-048 | 72962 | HARVARD INDUSTRIES INC |
| D52Z1835-048 | 81478 | DOVER STAMPING CO DIV OF PARKERSBURG STEEL CO |
| H29220-4 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| LH9118-4 | 019L2 | ESNA, LLC |
| SL7097S-42B | 11815 | SPS TECHNOLOGIES, LLC DBA CHERRY AEROSPACE DIV DIV CHERRY AEROSPACE |
| ST1168-10 | 11815 | SPS TECHNOLOGIES, LLC DBA CHERRY AEROSPACE DIV DIV CHERRY AEROSPACE |
| ST1168-10 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| ST1323-10 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| ST1323-10 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
| VN4706CE048 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
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 17, 2026
Last purchased
1 · 1.0/yr
Purchase records
$3,049
Total demand
$3,049
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 17, 2026 | SPE4A623DC026/SPE4A626F457F ↗ | — | — | $3,049 |
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
CAGE 7M8V8
last award Sep 2026
BRISTOL INDUSTRIES, LLC
no award yet
no awards on record
Listed source DOVER STAMPING CO DIV OF PARKERSBURG STEEL CO
no award yet
no awards on record
Listed source ESNA, LLC
no award yet
no awards on record
Listed source HARVARD INDUSTRIES INC
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC
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 RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY
no award yet
no awards on record
Listed source CAGE 7M8V8 won the only award on record. CAGE 7M8V8 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: 2026-09-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,EXTENDED WASHER." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-576-5559/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-576-5559/