NSN Explorer

FSC 5305 × SCREW,CLOSE TOLERANCE

SCREW,CLOSE TOLERANCE

5305-01-451-0249

Open for bid

No open solicitations on record for this NSN right now.

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Can you win it?

Restricted — approved sources only, based on the latest AMSC/AMC on record.

AMSC / AMC
Competition

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.

UNITS: INCHES SIDE VIEW 0.476–0.526 LG ⌀0.3125 0.578–0.634 5305-01-451-0249 ALL DIMENSIONS IN INCHES · REFERENCE ONLY, NOT FOR MANUFACTURE SCREW,CLOSE TOLERANCE · OVERALL IRON ALLOY 660 · THREAD 3A

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 MINIMUM 0.476 AND INCHES MAXIMUM 0.526
FASTENER LENGTH AASB INCHES MINIMUM 0.986 AND INCHES MAXIMUM 1.016
HEAD STYLE AASK
HEAD DIAMETER AASL INCHES MINIMUM 0.578 AND INCHES MAXIMUM 0.634
GRIP DIAMETER AAUR INCHES MINIMUM 0.3110 AND INCHES MAXIMUM 0.3120
INTERNAL DRIVE STYLE ABQZ
NOMINAL THREAD DIAMETER AHYM INCHES 0.3125
GRIP LENGTH ANEE INCHES MINIMUM 0.490 AND INCHES MAXIMUM 0.510
THREAD QUANTITY PER INCH CMLP 24
MINIMUM TENSILE STRENGTH CQBC POUNDS PER SQUARE INCH 160000
COUNTERSINK ANGLE CRSQ DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0
MATERIAL MATT OVERALL IRON ALLOY 660
MATERIAL DOCUMENT AND CLASSIFICATION MDCL OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5731 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 5732 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 5737
SURFACE TREATMENT SFTT OVERALL PASSIVATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35
THREAD SERIES DESIGNATOR THSD UNIFIED NATIONAL JOINT FINE (UNJF)
SPECIFICATION/STANDARD DATA ZZZK PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1580 NAS1580

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
NAS1580C5R8 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

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

Price history

What the government paid per unit

Fewer than two priced purchases on record — see the table below.

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-11ZE Aug 5, 2026 Aug 12, 2026 578 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.
  • Contract action totals: USAspending, context only.
  • Full methodology →