NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5305 › 5305-01-142-5343
Cap Socket Head Screw P/N 12274378
In stock — 16 on our U.S. shelfNSN 5305-01-142-5343 5305011425343 NIIN 011425343
SECO Parts has 16 in stock of NSN 5305-01-142-5343 — Cap Socket Head Screw — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $25–$45 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- SCREW,CAP,SOCKET HEAD
- SECO description
- SCREW
- Federal supply class
- FSC 5305 — Screws
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 16 |
| Total | 16 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5305-01-142-5343 011425343 12274378
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Thread class
- 3A
- Thread direction
- Right-Hand
- Thread length
- 1.500 in (nominal)
- Fastener length
- 2.920–3.000 in
- Head diameter
- 0.750 in (nominal)
- Head height
- 0.500 in (nominal)
- Nominal thread diameter
- Inches 0.500
- Width across flats
- 0.375–0.379 in
- Thread quantity per inch
- 20
- Hardness rating
- Overall Rockwell C Minimum 38.0 and Rockwell C Maximum 45.0
- Material
- Overall Steel Comp 4140 or Steel Comp 8640
- Material document and classification
- Overall Assn STD Single Material Response AST-A322 or Assn STD Single Material Response A331
- Surface treatment
- Overall Phosphate
- Surface treatment document and classification
- Overall MIL Spec Single Treatment Response -IL--16232,Tye -,CL 2
- Thread series designator
- UNF
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
12274378
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 16 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 5305-01-142-5343?
NSN 5305-01-142-5343 (5305011425343) — Cap Socket Head Screw: SECO Parts has 16 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for cap socket head screw in federal supply class 5305 (Screws).
Is NSN 5305-01-142-5343 available?
SECO Parts has 16 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5305-01-142-5343 cost?
SECO typically prices parts like NSN 5305-01-142-5343 at $25–$45 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.
What part numbers cross-reference to NSN 5305-01-142-5343?
Part numbers that cross-reference this NSN include 12274378. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names SCREW,CAP,SOCKET HEAD. Same name is not the same part: check the part numbers.