Acquisition method (AMC)
1
FSC 5305 × SCREW,CLOSE TOLERANCE
SCREW,CLOSE TOLERANCE
5305-01-682-0650 FSC 5305
NSN 5305-01-682-0650 (also written 5305016820650; NIIN 01-682-0650) is a screw, close tolerance in Federal Supply Class 5305, Screws. 12 manufacturer part numbers from 10 suppliers 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 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.
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 CLASS AAJD | 3A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| THREAD LENGTH AASA | INCHES NOMINAL 0.403 |
| FASTENER LENGTH AASB | INCHES NOMINAL 0.903 |
| HEAD STYLE AASK | — |
| HEAD DIAMETER AASL | INCHES MINIMUM 0.350 AND INCHES MAXIMUM 0.399 |
| HEAD HEIGHT AASU | INCHES NOMINAL 0.063 |
| GRIP DIAMETER AAUR | INCHES MINIMUM 0.2485 AND INCHES MAXIMUM 0.2495 |
| POINT LENGTH AAUY | INCHES NOMINAL 0.045 |
| POINT STYLE ABQJ | — |
| INTERNAL DRIVE STYLE ABQZ | — |
| END ITEM IDENTIFICATION AGAV | F16 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.2500 |
| GRIP LENGTH ANEE | INCHES NOMINAL 0.500 |
| THREAD QUANTITY PER INCH CMLP | 28 |
| MINIMUM TENSILE STRENGTH CQBC | POUNDS PER SQUARE INCH 4400 |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 46.0 AND ROCKWELL C MAXIMUM 50.0 |
| COUNTERSINK ANGLE CRSQ | DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0 |
| POINT CHAMFER ANGLE CWDK | DEGREES NOMINAL 45.0 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | BOLT |
| SPECIAL FEATURES FEAT | SURFACE TEXTURE PER ANSI/ASME B46.1, CONICAL SURFACE OF HEAD, SHANK, FILLET, AREA AND THREAD ELEMENTS 32 RHR MAX. ALL OTHER SURFACES 125 RHR MAX; FINISH- ION VAPOR DEPOSITED ALUMINM COATING PER MIL-C-83488 TYPE II CLASS 3 WITH DRY FILM LUBE PER MIL-L-46010, TYPE I APPLIED OVER ALUMINM COATING MIL-C-83488 |
| MATERIAL MATT | OVERALL STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL NATIONAL STD SINGLE MATERIAL RESPONSE A-S-6487 |
| SURFACE TREATMENT SFTT | OVERALL ALUMINUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL MIL SPEC SINGLE TREATMENT RESPONSE -IL-C-83488 TYE II, CLASS 3 |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL JOINT FINE (UNJF) |
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 |
|---|---|---|
| 121558-4-A8B | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 121558-4-A8B | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| 985B4-8 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| AIC985-4-8B | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| AIC985B4-8 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| C7985B4-8 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
| H185B4-8 | 97928 | HUCK INTL INC |
| PBF1166B4-8 | 17446 | HUCK INTERNATIONAL, INC |
| PBF1166B4-8 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS |
| SF117B4-8 | 0K6Z0 | SATURN FASTENERS INC |
| VT1694AS4-8 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| VT1694AS4-8 | 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
—
—
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 | |
|---|---|---|---|---|---|
| SPE4A6-26-T-31KP | Sep 17, 2026 | Sep 29, 2026 | 1,963 | 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 10, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "SCREW,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5305-01-682-0650/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5305-01-682-0650/